/*
 * /learn_fanza
 * Compact, progressive guide layout. Loaded after the legacy page styles.
 */

.learn-fanza-page {
  --learn-bg: #0b0e1a;
  --learn-surface: rgba(20, 24, 43, 0.9);
  --learn-line: rgba(255, 255, 255, 0.09);
  --learn-copy: #b9c2d3;
  --learn-pink: #ff5c93;
  --learn-blue: #66d7ff;
  --learn-gold: #ffd166;
  overflow-x: clip;
  background:
    radial-gradient(circle at 8% 8%, rgba(255, 92, 147, 0.12), transparent 30rem),
    radial-gradient(circle at 94% 4%, rgba(102, 215, 255, 0.1), transparent 34rem),
    var(--learn-bg);
}

.learn-fanza-page img,
.learn-fanza-page iframe {
  max-width: 100%;
}

.learn-fanza-page .page-wrapper {
  width: min(100% - 32px, 1160px);
  max-width: none;
  min-width: 0;
  padding: 18px 0 42px;
}

.learn-fanza-page .site-header {
  min-width: 0;
  margin-bottom: 16px;
}

.learn-fanza-page .site-header > * {
  min-width: 0;
}

.learn-fanza-page .beginner-guide {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

/* Hero: one clear thought, then visual routes. */
.learn-fanza-page .guide-hero {
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1.55fr) minmax(260px, 0.65fr);
  gap: clamp(20px, 4vw, 48px);
  min-height: 340px;
  padding: clamp(26px, 4vw, 44px);
  border-radius: 28px;
  background:
    linear-gradient(115deg, rgba(102, 215, 255, 0.12), transparent 42%),
    radial-gradient(circle at 94% 18%, rgba(255, 92, 147, 0.24), transparent 30%),
    linear-gradient(145deg, #1a2039, #101426 70%);
}

.learn-fanza-page .guide-title {
  max-width: 720px;
  font-size: clamp(2rem, 4.2vw, 3.45rem);
  line-height: 1.14;
  text-wrap: balance;
}

.learn-fanza-page .guide-lead {
  max-width: 650px;
  margin-top: 16px;
  font-size: 1rem;
  line-height: 1.75;
}

.learn-fanza-page .guide-jump {
  gap: 7px;
  margin-top: 20px;
}

.learn-fanza-page .guide-jump a {
  min-height: 38px;
  padding: 7px 11px;
  border-color: rgba(102, 215, 255, 0.2);
  font-size: 0.78rem;
  text-decoration: none;
}

.learn-fanza-page .guide-jump a:focus-visible,
.learn-fanza-page .chapter-card__toggle:focus-visible,
.learn-fanza-page .starter-card:focus-visible,
.learn-fanza-page .guide-visual__tile:focus-visible {
  outline: 3px solid rgba(102, 215, 255, 0.78);
  outline-offset: 3px;
}

.learn-fanza-page .guide-visual {
  align-self: stretch;
  grid-template-columns: 1.2fr 0.8fr;
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 9px;
  width: 100%;
  max-width: 330px;
  min-height: 250px;
}

.learn-fanza-page .guide-visual__tile {
  min-height: 0;
  border-radius: 18px;
}

.learn-fanza-page .guide-visual__tile:nth-child(1) {
  grid-row: 1 / -1;
}

.learn-fanza-page .guide-visual__label {
  left: 11px;
  right: 11px;
  bottom: 10px;
  font-size: 0.76rem;
  text-decoration: none;
}

/* Compact visual shortcuts. */
.learn-fanza-page .starter-board {
  grid-column: 1 / -1;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  grid-auto-rows: 154px;
  gap: 10px;
}

.learn-fanza-page .starter-card,
.learn-fanza-page .starter-card--feature {
  grid-column: auto;
  grid-row: auto;
  min-height: 0;
  border-radius: 18px;
}

.learn-fanza-page .starter-card__body {
  gap: 5px;
  padding: 13px;
}

.learn-fanza-page .starter-card__tag {
  padding: 4px 7px;
  font-size: 0.65rem;
}

.learn-fanza-page .starter-card__title,
.learn-fanza-page .starter-card:not(.starter-card--feature) .starter-card__title {
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.88rem;
  line-height: 1.35;
  text-decoration: none;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.learn-fanza-page .starter-card__text {
  display: none;
}

/* Progressive chapter deck. The full article remains visible without JS. */
.learn-fanza-page .guide-panel {
  min-width: 0;
  margin: 0;
  padding: 22px;
  border-color: var(--learn-line);
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(102, 215, 255, 0.035), transparent 52%),
    var(--learn-surface);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.learn-fanza-page .chapter-card {
  --chapter-accent: var(--learn-blue);
  position: relative;
  overflow: hidden;
  grid-column: span 1;
  padding: 0;
  transition:
    border-color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.learn-fanza-page .chapter-card:nth-of-type(3n + 1) {
  --chapter-accent: var(--learn-pink);
}

.learn-fanza-page .chapter-card:nth-of-type(3n + 2) {
  --chapter-accent: var(--learn-blue);
}

.learn-fanza-page .chapter-card:nth-of-type(3n) {
  --chapter-accent: var(--learn-gold);
}

.learn-fanza-page .chapter-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--chapter-accent);
  opacity: 0.9;
}

.learn-fanza-page .chapter-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--chapter-accent) 36%, transparent);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.28);
}

.learn-fanza-page .chapter-card.is-open {
  grid-column: 1 / -1;
  transform: none;
  border-color: color-mix(in srgb, var(--chapter-accent) 42%, transparent);
}

.learn-fanza-page .chapter-card__top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 20px 20px 10px 22px;
}

.learn-fanza-page .chapter-card__heading {
  min-width: 0;
}

.learn-fanza-page .chapter-card .guide-panel__kicker {
  margin-bottom: 6px;
  color: var(--chapter-accent);
}

.learn-fanza-page .chapter-card h2 {
  margin: 0;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.4;
  text-wrap: balance;
}

.learn-fanza-page .chapter-card__summary {
  margin: 0;
  padding: 0 22px 20px;
  color: var(--learn-copy);
  font-size: 0.88rem;
  line-height: 1.65;
}

.learn-fanza-page .chapter-card__summary small {
  display: inline-block;
  margin-left: 5px;
  color: color-mix(in srgb, var(--chapter-accent) 86%, white);
  font-weight: 800;
}

.learn-fanza-page .chapter-card__toggle {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  justify-content: center;
  min-width: 86px;
  min-height: 40px;
  border: 1px solid color-mix(in srgb, var(--chapter-accent) 36%, transparent);
  border-radius: 999px;
  padding: 8px 12px;
  background: color-mix(in srgb, var(--chapter-accent) 10%, transparent);
  color: #fff;
  font: inherit;
  font-size: 0.76rem;
  font-weight: 800;
  cursor: pointer;
}

.learn-fanza-page .chapter-card__toggle i {
  transition: transform 180ms ease;
}

.learn-fanza-page .chapter-card.is-open .chapter-card__toggle i {
  transform: rotate(180deg);
}

.learn-fanza-page .chapter-card__body {
  display: none;
  padding: 20px 22px 24px;
  border-top: 1px solid var(--learn-line);
  background: rgba(7, 10, 22, 0.22);
}

.learn-fanza-page .chapter-card.is-open .chapter-card__body {
  display: block;
  animation: learn-fanza-reveal 220ms ease-out;
}

.learn-fanza-page .chapter-card__body > p:first-child {
  max-width: 860px;
}

.learn-fanza-page .chapter-card__body .guide-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.learn-fanza-page .chapter-card__body .guide-grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.learn-fanza-page .chapter-card__body .guide-card {
  padding: 15px;
  border-radius: 14px;
}

.learn-fanza-page .chapter-card__body .guide-card h3 {
  font-size: 0.94rem;
}

.learn-fanza-page .chapter-card__body .guide-card p,
.learn-fanza-page .chapter-card__body .guide-step p,
.learn-fanza-page .chapter-card__body > p {
  font-size: 0.86rem;
  line-height: 1.72;
}

.learn-fanza-page .chapter-card__body .guide-image-grid {
  grid-template-columns: repeat(auto-fit, minmax(175px, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.learn-fanza-page .chapter-card__body .guide-image-card {
  height: 146px;
  border-radius: 14px;
}

.learn-fanza-page .chapter-card__body .guide-image-card__body {
  padding: 12px;
}

.learn-fanza-page .chapter-card__body .guide-image-card__body strong {
  font-size: 0.88rem;
  text-decoration: none;
}

.learn-fanza-page .chapter-card__body .guide-image-card__body span {
  font-size: 0.72rem;
  line-height: 1.42;
}

.learn-fanza-page .chapter-card__body .guide-step-list {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin-top: 14px;
}

.learn-fanza-page .chapter-card__body .guide-step {
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 13px;
  border-radius: 14px;
}

.learn-fanza-page .chapter-card__body .guide-step__num {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  font-size: 0.78rem;
}

.learn-fanza-page .chapter-card__body .guide-step h3 {
  font-size: 0.86rem;
}

.learn-fanza-page .chapter-card__body .guide-route {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin-top: 14px;
}

.learn-fanza-page .chapter-card__body .guide-route a {
  min-height: 88px;
  padding: 13px;
  border-radius: 14px;
}

.learn-fanza-page .chapter-card__body .guide-route strong {
  font-size: 0.85rem;
}

.learn-fanza-page .chapter-card__body .guide-route span {
  font-size: 0.72rem;
}

.learn-fanza-page .chapter-card__body .guide-pullquote {
  padding: 13px 15px;
  font-size: 0.88rem;
}

.learn-fanza-page .chapter-card__body .guide-checklist {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.learn-fanza-page .chapter-card__body .guide-checklist li {
  padding: 11px 12px;
  font-size: 0.82rem;
}

@keyframes learn-fanza-reveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Practice section becomes a small bridge instead of another article card. */
.learn-fanza-page .beginner-guide + .guide-panel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 20px;
  align-items: center;
  margin-top: 22px;
  padding: 18px 22px;
  border-radius: 18px;
}

.learn-fanza-page .beginner-guide + .guide-panel .guide-panel__kicker {
  grid-row: 1 / 3;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin: 0;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--learn-pink), var(--learn-gold));
  color: #15101a;
  letter-spacing: 0;
}

.learn-fanza-page .beginner-guide + .guide-panel h2 {
  margin: 0;
  font-size: 1.16rem;
}

.learn-fanza-page .beginner-guide + .guide-panel p {
  overflow: hidden;
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.6;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* The random actress area stays playful, but stops dominating the page. */
.learn-fanza-page .hero-section {
  margin-top: 12px;
  padding: 18px;
  border-radius: 20px;
}

.learn-fanza-page .hero-section .row {
  --bs-gutter-x: 14px;
}

.learn-fanza-page .profile-card,
.learn-fanza-page .featured-info {
  border-radius: 16px;
}

.learn-fanza-page .profile-card {
  min-height: 270px;
  padding: 0;
  overflow: hidden;
}

.learn-fanza-page .profile-img {
  height: 270px;
  max-height: none;
}

.learn-fanza-page .featured-info {
  gap: 10px;
  padding: 18px 20px;
}

.learn-fanza-page .featured-heading {
  font-size: clamp(1.2rem, 2.5vw, 1.65rem);
}

.learn-fanza-page .featured-desc {
  font-size: 0.86rem;
  line-height: 1.65;
}

.learn-fanza-page .stats-grid {
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 6px;
}

.learn-fanza-page .stat-item {
  padding: 7px 9px;
}

/* Denser work cards: four-up where space allows. */
.learn-fanza-page .works-section {
  margin-top: 22px;
}

.learn-fanza-page .works-grid,
.learn-fanza-page .works-grid-few,
.learn-fanza-page .works-grid-single {
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 12px;
  max-width: none;
}

.learn-fanza-page .work-card {
  border-radius: 15px;
}

.learn-fanza-page .work-preview {
  aspect-ratio: 476 / 306;
}

.learn-fanza-page .work-preview[data-dmm-video] {
  min-height: 0;
  aspect-ratio: auto;
}

.learn-fanza-page .work-preview[data-dmm-video] iframe {
  max-width: none;
  transform-origin: top left;
}

.learn-fanza-page .work-body {
  gap: 9px;
  padding: 12px 13px 14px;
}

.learn-fanza-page .work-title {
  font-size: 0.82rem;
}

.learn-fanza-page .work-meta {
  gap: 5px;
  max-height: 56px;
  overflow: hidden;
}

.learn-fanza-page .work-meta-tag {
  padding: 3px 7px;
  font-size: 0.68rem;
}

.learn-fanza-page .work-actions .btn-cta {
  padding: 7px 9px;
  font-size: 0.72rem;
}

@media (max-width: 900px) {
  .learn-fanza-page .guide-hero {
    grid-template-columns: minmax(0, 1fr) 250px;
  }

  .learn-fanza-page .starter-board {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .learn-fanza-page .chapter-card__body .guide-step-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .learn-fanza-page .chapter-card__body .guide-route {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .learn-fanza-page .page-wrapper {
    width: 100%;
    padding: 10px 12px 30px !important;
  }

  .learn-fanza-page .site-header {
    flex-wrap: nowrap;
    gap: 10px;
  }

  .learn-fanza-page .site-header a {
    overflow: hidden;
    font-size: 1rem !important;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .learn-fanza-page .badge-mode {
    display: none !important;
  }

  .learn-fanza-page .badge-mode {
    flex: 0 0 auto;
    padding: 5px 9px;
    font-size: 0.67rem !important;
  }

  .learn-fanza-page .beginner-guide {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .learn-fanza-page .guide-hero {
    grid-template-columns: minmax(0, 1fr);
    width: 100%;
    max-width: 100%;
    min-height: 0;
    padding: 22px 18px 18px !important;
    border-radius: 20px !important;
  }

  .learn-fanza-page .guide-hero__content {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .learn-fanza-page .guide-title {
    font-size: clamp(1.55rem, 8vw, 2.15rem) !important;
    line-height: 1.16 !important;
  }

  .learn-fanza-page .guide-lead {
    margin-top: 12px;
    font-size: 0.88rem !important;
    line-height: 1.68 !important;
  }

  .learn-fanza-page .guide-jump {
    flex-wrap: wrap;
    gap: 6px;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin-right: 0;
    margin-left: 0;
    padding: 2px 0 7px;
    overflow-x: visible;
    scrollbar-width: none;
    scroll-snap-type: none;
  }

  .learn-fanza-page .guide-jump::-webkit-scrollbar,
  .learn-fanza-page .starter-board::-webkit-scrollbar {
    display: none;
  }

  .learn-fanza-page .guide-jump a {
    flex: 0 0 auto;
    min-height: 36px;
    font-size: 0.72rem;
    scroll-snap-align: start;
  }

  .learn-fanza-page .guide-visual {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    grid-template-rows: 104px;
    gap: 8px !important;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0;
    min-height: 0 !important;
    margin-right: 0;
    margin-left: 0;
    padding: 0 0 3px;
    overflow-x: visible;
    scrollbar-width: none;
    scroll-snap-type: none;
  }

  .learn-fanza-page .guide-visual__tile,
  .learn-fanza-page .guide-visual__tile:nth-child(1) {
    grid-row: auto;
    min-height: 104px !important;
    scroll-snap-align: start;
  }

  .learn-fanza-page .starter-board {
    display: flex;
    grid-column: 1;
    gap: 8px !important;
    margin-right: -12px;
    margin-left: -12px;
    padding: 1px 12px 9px;
    overflow-x: auto;
    scrollbar-width: none;
    scroll-snap-type: x mandatory;
  }

  .learn-fanza-page .starter-card,
  .learn-fanza-page .starter-card--feature {
    flex: 0 0 152px;
    min-height: 126px !important;
    border-radius: 14px !important;
    scroll-snap-align: start;
  }

  .learn-fanza-page .starter-card__body {
    padding: 10px !important;
  }

  .learn-fanza-page .starter-card__title,
  .learn-fanza-page .starter-card:not(.starter-card--feature) .starter-card__title {
    font-size: 0.8rem !important;
  }

  .learn-fanza-page .chapter-card,
  .learn-fanza-page .chapter-card.is-open {
    grid-column: 1;
    border-radius: 15px !important;
  }

  .learn-fanza-page .chapter-card__top {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    padding: 16px 14px 7px 16px;
  }

  .learn-fanza-page .chapter-card h2 {
    font-size: 1rem !important;
    line-height: 1.38 !important;
  }

  .learn-fanza-page .chapter-card .guide-panel__kicker {
    font-size: 0.62rem !important;
  }

  .learn-fanza-page .chapter-card__summary {
    padding: 0 16px 15px;
    font-size: 0.78rem !important;
    line-height: 1.55 !important;
  }

  .learn-fanza-page .chapter-card__toggle {
    min-width: 42px;
    min-height: 42px;
    padding: 0;
    border-radius: 13px;
  }

  .learn-fanza-page .chapter-card__toggle span {
    position: absolute;
    overflow: hidden;
    width: 1px;
    height: 1px;
    clip: rect(0 0 0 0);
  }

  .learn-fanza-page .chapter-card__body {
    padding: 15px 14px 18px;
  }

  .learn-fanza-page .chapter-card__body .guide-grid,
  .learn-fanza-page .chapter-card__body .guide-grid--two {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 8px !important;
  }

  .learn-fanza-page .chapter-card__body .guide-card {
    padding: 12px !important;
  }

  .learn-fanza-page .chapter-card__body .guide-card p,
  .learn-fanza-page .chapter-card__body .guide-step p,
  .learn-fanza-page .chapter-card__body > p {
    font-size: 0.78rem !important;
    line-height: 1.62 !important;
  }

  .learn-fanza-page .chapter-card__body .guide-image-grid {
    display: flex;
    gap: 8px !important;
    margin-right: -14px;
    margin-left: -14px;
    padding: 0 14px 7px;
    overflow-x: auto;
    scrollbar-width: none;
    scroll-snap-type: x mandatory;
  }

  .learn-fanza-page .chapter-card__body .guide-image-card {
    flex: 0 0 72%;
    height: 132px !important;
    scroll-snap-align: start;
  }

  .learn-fanza-page .chapter-card__body .guide-step-list,
  .learn-fanza-page .chapter-card__body .guide-route,
  .learn-fanza-page .chapter-card__body .guide-checklist {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 7px;
  }

  .learn-fanza-page .chapter-card__body .guide-step {
    grid-template-columns: 34px minmax(0, 1fr) !important;
    gap: 9px;
    padding: 11px !important;
  }

  .learn-fanza-page .chapter-card__body .guide-step__num {
    width: 30px;
    height: 30px;
  }

  .learn-fanza-page .chapter-card__body .guide-route a {
    min-height: 0 !important;
    padding: 11px !important;
  }

  .learn-fanza-page .beginner-guide + .guide-panel {
    gap: 4px 12px;
    margin-top: 16px;
    padding: 14px !important;
    border-radius: 15px !important;
  }

  .learn-fanza-page .beginner-guide + .guide-panel .guide-panel__kicker {
    width: 42px;
    height: 42px;
    border-radius: 13px;
    font-size: 0.58rem !important;
  }

  .learn-fanza-page .beginner-guide + .guide-panel h2 {
    font-size: 0.94rem !important;
  }

  .learn-fanza-page .beginner-guide + .guide-panel p {
    font-size: 0.74rem !important;
  }

  .learn-fanza-page .hero-section {
    margin-top: 10px;
    padding: 12px !important;
    border-radius: 16px !important;
  }

  .learn-fanza-page .profile-card {
    min-height: 210px;
    padding: 0 !important;
  }

  .learn-fanza-page .profile-img {
    height: 210px;
    max-height: none !important;
  }

  .learn-fanza-page .featured-info {
    padding: 14px;
  }

  .learn-fanza-page .featured-desc br {
    display: none;
  }

  .learn-fanza-page .works-grid,
  .learn-fanza-page .works-grid-few,
  .learn-fanza-page .works-grid-single {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 9px !important;
  }

  .learn-fanza-page .work-card {
    display: flex;
    min-height: 0;
  }

  .learn-fanza-page .work-preview {
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 476 / 306;
  }

  .learn-fanza-page .work-body {
    gap: 7px;
    padding: 10px !important;
  }

  .learn-fanza-page .work-title {
    font-size: 0.76rem !important;
    line-height: 1.4 !important;
  }

  .learn-fanza-page .work-meta {
    max-height: 44px;
  }

  .learn-fanza-page .work-meta-tag {
    font-size: 0.62rem !important;
  }

  .learn-fanza-page .work-actions {
    flex-wrap: nowrap;
  }

  .learn-fanza-page .work-actions .btn-cta {
    padding: 6px 7px !important;
    font-size: 0.66rem !important;
  }
}

@media (max-width: 380px) {
  .learn-fanza-page .page-wrapper {
    padding-right: 9px !important;
    padding-left: 9px !important;
  }

  .learn-fanza-page .guide-hero {
    padding-right: 15px !important;
    padding-left: 15px !important;
  }

  .learn-fanza-page .guide-title {
    font-size: 1.45rem !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .learn-fanza-page .chapter-card__body {
    animation: none;
  }
}